package com.jingdianjichi.club.gateway.auth;

import cn.dev33.satoken.stp.StpInterface;
import com.alibaba.cloud.commons.lang.StringUtils;
import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.jingdianjichi.club.gateway.entity.AuthPermission;
import com.jingdianjichi.club.gateway.entity.AuthRole;
import com.jingdianjichi.club.gateway.redis.RedisUtil;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.*;
import java.util.stream.Collectors;


/**
 * 自定义权限验证接口扩展
 */
@Component
public class StpInterfaceImpl implements StpInterface {

    @Resource
    private RedisUtil redisUtil;

    private String authPermissionPrefix = "auth.permission";

    private String authRolePrefix = "auth.role";

    @Override
    public List<String> getPermissionList(Object loginId, String loginType) {
        //登录者拥有的权限列表
        return getAuth(loginId.toString(),authPermissionPrefix);
    }

    @Override
    public List<String> getRoleList(Object loginId, String loginType) {
        /**
         * 登录身份
         */

        return getAuth(loginId.toString(),authRolePrefix);
    }

    private  List<String> getAuth(String loginId,String prefix){
        String authKey=redisUtil.buildKey(prefix,loginId.toString());
        String authValue=redisUtil.get(authKey);
        if(StringUtils.isBlank(authValue)){
            return Collections.emptyList();
        }
        List<String> authList=new Gson().fromJson(authValue,List.class);
        if (authRolePrefix.equals(prefix)) {
            List<AuthRole> roleList = new Gson().fromJson(authValue, new TypeToken<List<AuthRole>>() {
            }.getType());
            authList = roleList.stream().map(AuthRole::getRoleKey).collect(Collectors.toList());
        } else if (authPermissionPrefix.equals(prefix)) {
            List<AuthPermission> permissionList = new Gson().fromJson(authValue, new TypeToken<List<AuthPermission>>() {
            }.getType());
            authList = permissionList.stream().map(AuthPermission::getPermissionKey).collect(Collectors.toList());
        }

        return  authList;

    }
}
